Analysis
- max time kernel
149s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
02/11/2026, 06:41
Static task
static1
Behavioral task
behavioral1
Sample
2026-11-01_daff044eee0ae5d66790c8e31c23e505_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-11-01_daff044eee0ae5d66790c8e31c23e505_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-11-01_daff044eee0ae5d66790c8e31c23e505_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261102-hfx8astt6l
- SHA256 84f6aae1ce990279ffdac03d0789ca7c723c760ddd2415476611c4970466ea7d
- MD5 daff044eee0ae5d66790c8e31c23e505
- SHA1 3ce1096d1f52f064b77b159b1d722cc5df522950
- SHA512 2385faf12f48f19a238f3dc735026f7dbb3c388630f1a3b554e4239b761138cf0919801b21f6d60dc02bea079a3cb981b1ca46db99aa0c5f60df716daa21f6f0
- SSDEEP 24576:cBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nB0:cBPBiRe6NrfMn2
- TLSH T101659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 1332 RobloxGameClientHandler.exe 3476 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-895009113-1202185046-1686627690-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-11-01_daff044eee0ae5d66790c8e31c23e505_amadey_elex_hellokitty_luca-stealer_njrat.exe - Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 2 IoCs
When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe:Zone.Identifier 2026-11-01_daff044eee0ae5d66790c8e31c23e505_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-11-01_daff044eee0ae5d66790c8e31c23e505_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-11-01_daff044eee0ae5d66790c8e31c23e505_amadey_elex_hellokitty_luca-stealer_njrat.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RobloxGameClientHandler.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RobloxGameClientHandler.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-11-01_daff044eee0ae5d66790c8e31c23e505_amadey_elex_hellokitty_luca-stealer_njrat.exe - NTFS ADS 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe:Zone.Identifier 2026-11-01_daff044eee0ae5d66790c8e31c23e505_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-11-01_daff044eee0ae5d66790c8e31c23e505_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-11-01_daff044eee0ae5d66790c8e31c23e505_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1332 RobloxGameClientHandler.exe 1332 RobloxGameClientHandler.exe 1332 RobloxGameClientHandler.exe 1332 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1332 wrote to memory of 3476 1332 RobloxGameClientHandler.exe 96
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-11-01_daff044eee0ae5d66790c8e31c23e505_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-01_daff044eee0ae5d66790c8e31c23e505_amadey_elex_hellokitty_luca-stealer_njrat.exe"1⤵
- Adds Run key to start application
- Subvert Trust Controls: Mark-of-the-Web Bypass
- System Location Discovery: System Language Discovery
- NTFS ADS
PID:2840
-
C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exeC:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1332 -
C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe"C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3476
-
Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Modify Registry
1Subvert Trust Controls
1SIP and Trust Provider Hijacking
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe
- Size 1.4MB
- SHA256 20f42f953879844a45f7152456c0a719328e16bc8e4c940a936d58172df7734f
- MD5 66ce32ba85bc3fb0a94505f53a471ab2
- SHA1 97654c040080d3e7dd2f426b6237c79ee1bd25c8
- SHA512 c6773f2a42312dbf7aa4140ec27f0531b1f1db152f9d5cef504e5ebfd3a243104884a654b49bd6be7ae641833790beec35783333d674d4692324ad2df58582b2
- SSDEEP 24576:vBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nB8:vBPBiRe6NrfMne
- TLSH T1DB659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH